The nova.conf configuration file is an INI file format as explained in . You can use a particular configuration option file by using the option (nova.conf) parameter when you run one of the nova-* services. This parameter inserts configuration option definitions from the specified configuration file name, which might be useful for debugging or performance tuning. For a list of configuration options, see the tables in this guide. To learn more about the nova.conf configuration file, review the general purpose configuration options documented in . Do not specify quotes around Nova options. Configuration options are grouped by section. The Compute configuration file supports the following sections: [DEFAULT] Contains most configuration options. If the documentation for a configuration option does not specify its section, assume that it appears in this section. [cells] Configures cells functionality. For details, see the Cells section (). [baremetal] Configures the baremetal hypervisor driver. [conductor] Configures the nova-conductor service. [trusted_computing] Configures the trusted computing pools functionality and how to connect to a remote attestation service.